Pentachloroaniline, 100 µg/ml, Cyclohexane, 5ml

2,3,3',5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

N-Nitroso-N-ethylbutylamine, 5mg

2-Chlorophenol-3,4,5,6-d4,1000 µg/mL,isopropanol,1mL,